Overview
The TXB0102YZPR is a 2-bit bidirectional voltage-level translator IC designed by Texas Instruments. This device is optimized for serial communication applications and enables seamless voltage level translation between different logic levels. It supports universal low-voltage bidirectional translation between various voltage nodes, including 1.2V, 1.5V, 1.8V, 2.5V, 3.3V, and 5V. The TXB0102YZPR is particularly useful for interfacing devices with varying voltage requirements, ensuring reliable and efficient communication.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Technology Family | TXB | |
| Bits (#) | 2 | |
| High Input Voltage (min) | 0.78 | V |
| High Input Voltage (max) | 5.5 | V |
| Vout (min) | 1.2 | V |
| Vout (max) | 5.5 | V |
| IOH (max) | -0.02 | mA |
| IOL (max) | 0.02 | mA |
| Supply Current (max) | 8 | µA |
| Data Rate (max) | 100 | MBps |
| Input Type | Standard CMOS | |
| Output Type | 3-State, CMOS, Push-Pull | |
| Rating | Catalog | |
| Operating Temperature Range | -40 to 85 | °C |
Key Features
- Bidirectional voltage-level translation between different logic levels.
- Supports voltage translations up to 5.5V.
- Configurable power-supply rails: VCCA (1.2V to 3.6V) and VCCB (1.65V to 5.5V).
- Output enable (OE) input for high-impedance state control.
- Partial power-down (Ioff) capability to prevent current backflow.
- Edge rate accelerator and integrated pullup resistors.
- ESD protection: ±2500V (HBM), ±1500V (CDM), ±200V (MM).
Applications
The TXB0102YZPR is ideal for various applications requiring voltage level conversion, including:
- Serial communication interfaces such as I2C, SPI, and UART.
- Interfacing devices with different voltage requirements in embedded systems.
- Desktop PCs and other consumer electronics.
- Industrial automation and control systems.
Q & A
- Q: What is the maximum data rate supported by the TXB0102YZPR?
A: The TXB0102YZPR supports a maximum data rate of 100 Mbps. - Q: Can the TXB0102YZPR handle voltage translations beyond 5.5V?
A: No, the TXB0102YZPR is designed to support voltage translations up to 5.5V. For higher voltage requirements, consider alternative solutions. - Q: Is the TXB0102YZPR compatible with I2C bi-directional level shifting?
A: Yes, the TXB0102YZPR is suitable for bi-directional level shifting in I2C interfaces. - Q: What is the operating temperature range of the TXB0102YZPR?
A: The operating temperature range is -40°C to 85°C. - Q: Does the TXB0102YZPR have ESD protection?
A: Yes, the TXB0102YZPR has ESD protection with ratings of ±2500V (HBM), ±1500V (CDM), and ±200V (MM). - Q: What is the purpose of the output enable (OE) input?
A: The output enable (OE) input allows the outputs to be placed in a high-impedance state when it is low. - Q: How does the partial power-down (Ioff) feature work?
A: The Ioff feature disables the outputs when the device is powered down, preventing current backflow into the device. - Q: What package types are available for the TXB0102YZPR?
A: The TXB0102YZPR is available in a DSBGA-8 package. - Q: Can the TXB0102YZPR be used in industrial automation?
A: Yes, the TXB0102YZPR can be used in industrial automation and control systems where voltage level translation is required. - Q: Is the TXB0102YZPR RoHS compliant?
A: Yes, the TXB0102YZPR is RoHS compliant.
